Dr. Sipman’s Index of online lichen determination keys
http://www.bgbm.fu-berlin.de/bgbm/Staff/Wiss/Sipman/keys/
Lichen
Organizations, Clubs, Societies
American Bryological and Lichenological Society
http://www.unomaha.edu/%7Eabls/
International Association of Lichenologists
http://www.botany.hawaii.edu/cpsu/ial.htm
Eastern (
USA
) Lichen Network
http://www.nybg.org/bsci/lichens/eln/
The British Lichen Society
http://users.argonet.co.uk/users/jmgray/
California
Lichen Society
http://ucjeps.berkeley.edu/rlmoe/cals.html
Northwest (
USA
) Lichenologist
http://www.proaxis.com/~mccune/nwl.htm
Nordic Lichen Society
http://www.uib.no/bot/nlf/index2.htm
Italian Lichen Society (In Italian)
http://dbiodbs.univ.trieste.it/sli/home.html
Lichens and
Pollution
Air Quality Monitoring with Lichens
http://ocid.nacse.org/classroom/lichens/denison/
Lichen Biomonitoring For Air Pollution at Selected Ohio State Forests
http://www.ohiodnr.com/forestry/health/lichen/lichenarticle.htm
Water Bears (Tardigrada)
Tardigrades (Water Bears) Bibliography
http://dmi.usf.edu/nichols/web_draft/tardbib.htm
Hunting Bears with a Microscope
http://www.accessexcellence.org/AE/AEPC/NSTA-share/lichens1.html
Lichens, Tardigrades and SO2
http://kancrn.org/so2/index.cfm
Tardigrades as Environmental Bio-Indicators
http://www.amnh.org/nationalcenter/youngnaturalistawards/2001/amber.html
Waterbears
http://www.nrm.se/ev/research/tard.html.en
Extensive List of References for Tardigrades
http://www.tardigrades.de/links.htm
Uses of Lichens
Usnea as source of antibiotics
http://www.tcbmed.com/Newsletters/Volume4-Issue1-Usnea/Volume4-Issue1-Usnea.html
Perfumes: oak moss
http://www.anucci.com/fyi/essences/oak_moss.html
http://www.calflora.net/bloomingplants/oakmosslichen.html
Desert Varnish & lichen crusts
http://waynesword.palomar.edu/pljan98.htm